(19)

(11)

EP 2 036 137 A2

(12)

(88) Date of publication A3: 02.05.2008 (43) Date of publication: 18.03.2009 Bulletin 2009/12 (21) Application number: 07797565.4 (22) Date of filing: 18.05.2007

(51) International Patent Classification (IPC):  H01L 33/00(2006.01) (86) International application number: PCT/US2007/069203 (87) International publication number: WO 2007/143365 (13.12.2007 Gazette 2007/50)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 02.06.2006 US 445611 (71) Applicant: Lighting Science Group Corporation Dallas, TX 75201 (US)	(72) Inventor: MAZZOCHETTE, Joseph, B. Cherry Hill, NJ 08003 (US) (74) Representative: Colombo, Stefano Paolo et al MARCHI & PARTNERS S.r.l. Via G.B. Pirelli, 19 20124 Milano 20124 Milano (IT)